401189488

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{16063}}^1$

素因数の和:16301

約数の個数: 40

約数和(自身を含む): 892387328

約数和(自身を除く): 491197840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 3122, 3568, 6244, 12488, 16063, 24976, 32126, 64252, 112441, 128504, 224882, 257008, 449764, 899528, 1799056, 3582049, 7164098, 14328196, 25074343, 28656392, 50148686, 57312784, 100297372, 200594744, 401189488]

約数ペア:

[(1, 401189488), (2, 200594744), (4, 100297372), (7, 57312784), (8, 50148686), (14, 28656392), (16, 25074343), (28, 14328196), (56, 7164098), (112, 3582049), (223, 1799056), (446, 899528), (892, 449764), (1561, 257008), (1784, 224882), (3122, 128504), (3568, 112441), (6244, 64252), (12488, 32126), (16063, 24976)]